Info rozšířená objednávka script

<script type="text/javascript">
var unit,psc=0;$('form[action="/action/Cart/addCartItem/"]').submit(function(){pcs=$('input[name="amount"]',this).val(),$(".type-product").length&&(unit=dataLayer[0].shoptet.product.priceWithVat?$(".pr-list-unit",this).html().trim().split(";")[1]:$(".choose-variant:visible .pr-list-unit",this).html().trim().split(";")[1])}),$(document).bind("ShoptetDOMAdvancedOrderLoaded",function(t){0<pcs&&$(".advanced-order .h2").html(pcs+" "+(unit||"x")+$(".advanced-order .h2").html())});
</script>